[mirror_ubuntu-jammy-kernel.git] / sound / soc / rockchip / rockchip_rt5645.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Rockchip machine ASoC driver for boards using a RT5645/RT5650 CODEC.
 *
 * Copyright (c) 2015, ROCKCHIP CORPORATION.  All rights reserved.
 */

#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/gpio.h>
#include <linux/of_gpio.h>
#include <linux/delay.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include "rockchip_i2s.h"
#include "../codecs/rt5645.h"

#define DRV_NAME "rockchip-snd-rt5645"

static struct snd_soc_jack headset_jack;

static const struct snd_soc_dapm_widget rk_dapm_widgets[] = {
	SND_SOC_DAPM_HP("Headphones", NULL),
	SND_SOC_DAPM_SPK("Speakers", NULL),
	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	SND_SOC_DAPM_MIC("Int Mic", NULL),
};

static const struct snd_soc_dapm_route rk_audio_map[] = {
	/* Input Lines */
	{"DMIC L2", NULL, "Int Mic"},
	{"DMIC R2", NULL, "Int Mic"},
	{"RECMIXL", NULL, "Headset Mic"},
	{"RECMIXR", NULL, "Headset Mic"},

	/* Output Lines */
	{"Headphones", NULL, "HPOR"},
	{"Headphones", NULL, "HPOL"},
	{"Speakers", NULL, "SPOL"},
	{"Speakers", NULL, "SPOR"},
};

static const struct snd_kcontrol_new rk_mc_controls[] = {
	SOC_DAPM_PIN_SWITCH("Headphones"),
	SOC_DAPM_PIN_SWITCH("Speakers"),
	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	SOC_DAPM_PIN_SWITCH("Int Mic"),
};

static int rk_aif1_hw_params(struct snd_pcm_substream *substream,
			     struct snd_pcm_hw_params *params)
{
	int ret = 0;
	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	int mclk;

	switch (params_rate(params)) {
	case 8000:
	case 16000:
	case 24000:
	case 32000:
	case 48000:
	case 64000:
	case 96000:
		mclk = 12288000;
		break;
	case 11025:
	case 22050:
	case 44100:
	case 88200:
		mclk = 11289600;
		break;
	default:
		return -EINVAL;
	}

	ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
				     SND_SOC_CLOCK_OUT);
	if (ret < 0) {
		dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
		return ret;
	}

	ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
				     SND_SOC_CLOCK_IN);
	if (ret < 0) {
		dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
		return ret;
	}

	return ret;
}

static int rk_init(struct snd_soc_pcm_runtime *runtime)
{
	struct snd_soc_card *card = runtime->card;
	int ret;

	/* Enable Headset and 4 Buttons Jack detection */
	ret = snd_soc_card_jack_new(card, "Headset Jack",
				    SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |
				    SND_JACK_BTN_0 | SND_JACK_BTN_1 |
				    SND_JACK_BTN_2 | SND_JACK_BTN_3,
				    &headset_jack, NULL, 0);
	if (ret) {
		dev_err(card->dev, "New Headset Jack failed! (%d)\n", ret);
		return ret;
	}

	return rt5645_set_jack_detect(runtime->codec_dai->component,
				     &headset_jack,
				     &headset_jack,
				     &headset_jack);
}

static const struct snd_soc_ops rk_aif1_ops = {
	.hw_params = rk_aif1_hw_params,
};

static struct snd_soc_dai_link rk_dailink = {
	.name = "rt5645",
	.stream_name = "rt5645 PCM",
	.codec_dai_name = "rt5645-aif1",
	.init = rk_init,
	.ops = &rk_aif1_ops,
	/* set rt5645 as slave */
	.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
		SND_SOC_DAIFMT_CBS_CFS,
};

static struct snd_soc_card snd_soc_card_rk = {
	.name = "I2S-RT5650",
	.owner = THIS_MODULE,
	.dai_link = &rk_dailink,
	.num_links = 1,
	.dapm_widgets = rk_dapm_widgets,
	.num_dapm_widgets = ARRAY_SIZE(rk_dapm_widgets),
	.dapm_routes = rk_audio_map,
	.num_dapm_routes = ARRAY_SIZE(rk_audio_map),
	.controls = rk_mc_controls,
	.num_controls = ARRAY_SIZE(rk_mc_controls),
};

static int snd_rk_mc_probe(struct platform_device *pdev)
{
	int ret = 0;
	struct snd_soc_card *card = &snd_soc_card_rk;
	struct device_node *np = pdev->dev.of_node;

	/* register the soc card */
	card->dev = &pdev->dev;

	rk_dailink.codec_of_node = of_parse_phandle(np,
			"rockchip,audio-codec", 0);
	if (!rk_dailink.codec_of_node) {
		dev_err(&pdev->dev,
			"Property 'rockchip,audio-codec' missing or invalid\n");
		return -EINVAL;
	}

	rk_dailink.cpu_of_node = of_parse_phandle(np,
			"rockchip,i2s-controller", 0);
	if (!rk_dailink.cpu_of_node) {
		dev_err(&pdev->dev,
			"Property 'rockchip,i2s-controller' missing or invalid\n");
		ret = -EINVAL;
		goto put_codec_of_node;
	}

	rk_dailink.platform_of_node = rk_dailink.cpu_of_node;

	ret = snd_soc_of_parse_card_name(card, "rockchip,model");
	if (ret) {
		dev_err(&pdev->dev,
			"Soc parse card name failed %d\n", ret);
		goto put_cpu_of_node;
	}

	ret = devm_snd_soc_register_card(&pdev->dev, card);
	if (ret) {
		dev_err(&pdev->dev,
			"Soc register card failed %d\n", ret);
		goto put_cpu_of_node;
	}

	return ret;

put_cpu_of_node:
	of_node_put(rk_dailink.cpu_of_node);
	rk_dailink.cpu_of_node = NULL;
put_codec_of_node:
	of_node_put(rk_dailink.codec_of_node);
	rk_dailink.codec_of_node = NULL;

	return ret;
}

static int snd_rk_mc_remove(struct platform_device *pdev)
{
	of_node_put(rk_dailink.cpu_of_node);
	rk_dailink.cpu_of_node = NULL;
	of_node_put(rk_dailink.codec_of_node);
	rk_dailink.codec_of_node = NULL;

	return 0;
}

static const struct of_device_id rockchip_rt5645_of_match[] = {
	{ .compatible = "rockchip,rockchip-audio-rt5645", },
	{},
};

MODULE_DEVICE_TABLE(of, rockchip_rt5645_of_match);

static struct platform_driver snd_rk_mc_driver = {
	.probe = snd_rk_mc_probe,
	.remove = snd_rk_mc_remove,
	.driver = {
		.name = DRV_NAME,
		.pm = &snd_soc_pm_ops,
		.of_match_table = rockchip_rt5645_of_match,
	},
};

module_platform_driver(snd_rk_mc_driver);

MODULE_AUTHOR("Xing Zheng <zhengxing@rock-chips.com>");
MODULE_DESCRIPTION("Rockchip rt5645 machine ASoC driver");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:" DRV_NAME);
Commit	Line	Data
9952f691	1	// SPDX-License-Identifier: GPL-2.0-only
86059653	2	/*
	3	* Rockchip machine ASoC driver for boards using a RT5645/RT5650 CODEC.
	4	*
	5	* Copyright (c) 2015, ROCKCHIP CORPORATION. All rights reserved.
86059653	6	*/
	7
	8	#include <linux/module.h>
	9	#include <linux/platform_device.h>
	10	#include <linux/slab.h>
	11	#include <linux/gpio.h>
	12	#include <linux/of_gpio.h>
	13	#include <linux/delay.h>
	14	#include <sound/core.h>
	15	#include <sound/jack.h>
	16	#include <sound/pcm.h>
	17	#include <sound/pcm_params.h>
	18	#include <sound/soc.h>
	19	#include "rockchip_i2s.h"
79223bf1	20	#include "../codecs/rt5645.h"
86059653	21
	22	#define DRV_NAME "rockchip-snd-rt5645"
	23
	24	static struct snd_soc_jack headset_jack;
	25
86059653	26	static const struct snd_soc_dapm_widget rk_dapm_widgets[] = {
	27	SND_SOC_DAPM_HP("Headphones", NULL),
	28	SND_SOC_DAPM_SPK("Speakers", NULL),
	29	SND_SOC_DAPM_MIC("Headset Mic", NULL),
	30	SND_SOC_DAPM_MIC("Int Mic", NULL),
	31	};
	32
	33	static const struct snd_soc_dapm_route rk_audio_map[] = {
	34	/* Input Lines */
	35	{"DMIC L2", NULL, "Int Mic"},
	36	{"DMIC R2", NULL, "Int Mic"},
	37	{"RECMIXL", NULL, "Headset Mic"},
	38	{"RECMIXR", NULL, "Headset Mic"},
	39
	40	/* Output Lines */
	41	{"Headphones", NULL, "HPOR"},
	42	{"Headphones", NULL, "HPOL"},
	43	{"Speakers", NULL, "SPOL"},
	44	{"Speakers", NULL, "SPOR"},
	45	};
	46
	47	static const struct snd_kcontrol_new rk_mc_controls[] = {
	48	SOC_DAPM_PIN_SWITCH("Headphones"),
	49	SOC_DAPM_PIN_SWITCH("Speakers"),
	50	SOC_DAPM_PIN_SWITCH("Headset Mic"),
	51	SOC_DAPM_PIN_SWITCH("Int Mic"),
	52	};
	53
	54	static int rk_aif1_hw_params(struct snd_pcm_substream *substream,
	55	struct snd_pcm_hw_params *params)
	56	{
	57	int ret = 0;
	58	struct snd_soc_pcm_runtime *rtd = substream->private_data;
	59	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
	60	struct snd_soc_dai *codec_dai = rtd->codec_dai;
	61	int mclk;
	62
	63	switch (params_rate(params)) {
	64	case 8000:
	65	case 16000:
3a3b070d CW	66	case 24000:
3a3b070d CW	67	case 32000:
86059653	68	case 48000:
3a3b070d	69	case 64000:
86059653	70	case 96000:
	71	mclk = 12288000;
	72	break;
3a3b070d CW	73	case 11025:
3a3b070d CW	74	case 22050:
86059653	75	case 44100:
3a3b070d	76	case 88200:
86059653	77	mclk = 11289600;
	78	break;
	79	default:
	80	return -EINVAL;
	81	}
	82
	83	ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
	84	SND_SOC_CLOCK_OUT);
	85	if (ret < 0) {
	86	dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
	87	return ret;
	88	}
	89
	90	ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
	91	SND_SOC_CLOCK_IN);
	92	if (ret < 0) {
	93	dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
	94	return ret;
	95	}
	96
	97	return ret;
	98	}
	99
	100	static int rk_init(struct snd_soc_pcm_runtime *runtime)
	101	{
	102	struct snd_soc_card *card = runtime->card;
	103	int ret;
	104
	105	/* Enable Headset and 4 Buttons Jack detection */
	106	ret = snd_soc_card_jack_new(card, "Headset Jack",
	107	SND_JACK_HEADPHONE \| SND_JACK_MICROPHONE \|
	108	SND_JACK_BTN_0 \| SND_JACK_BTN_1 \|
	109	SND_JACK_BTN_2 \| SND_JACK_BTN_3,
	110	&headset_jack, NULL, 0);
f8ce2000	111	if (ret) {
86059653	112	dev_err(card->dev, "New Headset Jack failed! (%d)\n", ret);
	113	return ret;
	114	}
	115
79223bf1	116	return rt5645_set_jack_detect(runtime->codec_dai->component,
86059653	117	&headset_jack,
	118	&headset_jack,
	119	&headset_jack);
	120	}
	121
705e9994	122	static const struct snd_soc_ops rk_aif1_ops = {
86059653	123	.hw_params = rk_aif1_hw_params,
	124	};
	125
	126	static struct snd_soc_dai_link rk_dailink = {
	127	.name = "rt5645",
	128	.stream_name = "rt5645 PCM",
	129	.codec_dai_name = "rt5645-aif1",
	130	.init = rk_init,
	131	.ops = &rk_aif1_ops,
	132	/* set rt5645 as slave */
	133	.dai_fmt = SND_SOC_DAIFMT_I2S \| SND_SOC_DAIFMT_NB_NF \|
	134	SND_SOC_DAIFMT_CBS_CFS,
	135	};
	136
	137	static struct snd_soc_card snd_soc_card_rk = {
	138	.name = "I2S-RT5650",
54d8697f	139	.owner = THIS_MODULE,
86059653	140	.dai_link = &rk_dailink,
	141	.num_links = 1,
	142	.dapm_widgets = rk_dapm_widgets,
	143	.num_dapm_widgets = ARRAY_SIZE(rk_dapm_widgets),
	144	.dapm_routes = rk_audio_map,
	145	.num_dapm_routes = ARRAY_SIZE(rk_audio_map),
	146	.controls = rk_mc_controls,
	147	.num_controls = ARRAY_SIZE(rk_mc_controls),
	148	};
	149
	150	static int snd_rk_mc_probe(struct platform_device *pdev)
	151	{
	152	int ret = 0;
	153	struct snd_soc_card *card = &snd_soc_card_rk;
	154	struct device_node *np = pdev->dev.of_node;
	155
	156	/* register the soc card */
	157	card->dev = &pdev->dev;
	158
	159	rk_dailink.codec_of_node = of_parse_phandle(np,
	160	"rockchip,audio-codec", 0);
	161	if (!rk_dailink.codec_of_node) {
	162	dev_err(&pdev->dev,
	163	"Property 'rockchip,audio-codec' missing or invalid\n");
	164	return -EINVAL;
	165	}
	166
	167	rk_dailink.cpu_of_node = of_parse_phandle(np,
	168	"rockchip,i2s-controller", 0);
	169	if (!rk_dailink.cpu_of_node) {
	170	dev_err(&pdev->dev,
	171	"Property 'rockchip,i2s-controller' missing or invalid\n");
a56df73b AK	172	ret = -EINVAL;
a56df73b AK	173	goto put_codec_of_node;
86059653	174	}
	175
	176	rk_dailink.platform_of_node = rk_dailink.cpu_of_node;
	177
	178	ret = snd_soc_of_parse_card_name(card, "rockchip,model");
	179	if (ret) {
	180	dev_err(&pdev->dev,
	181	"Soc parse card name failed %d\n", ret);
a56df73b	182	goto put_cpu_of_node;
86059653	183	}
	184
	185	ret = devm_snd_soc_register_card(&pdev->dev, card);
	186	if (ret) {
	187	dev_err(&pdev->dev,
	188	"Soc register card failed %d\n", ret);
a56df73b	189	goto put_cpu_of_node;
86059653	190	}
	191
	192	return ret;
a56df73b AK	193
	194	put_cpu_of_node:
	195	of_node_put(rk_dailink.cpu_of_node);
	196	rk_dailink.cpu_of_node = NULL;
	197	put_codec_of_node:
	198	of_node_put(rk_dailink.codec_of_node);
	199	rk_dailink.codec_of_node = NULL;
	200
	201	return ret;
	202	}
	203
	204	static int snd_rk_mc_remove(struct platform_device *pdev)
	205	{
	206	of_node_put(rk_dailink.cpu_of_node);
	207	rk_dailink.cpu_of_node = NULL;
	208	of_node_put(rk_dailink.codec_of_node);
	209	rk_dailink.codec_of_node = NULL;
	210
	211	return 0;
86059653	212	}
	213
	214	static const struct of_device_id rockchip_rt5645_of_match[] = {
	215	{ .compatible = "rockchip,rockchip-audio-rt5645", },
	216	{},
	217	};
	218
	219	MODULE_DEVICE_TABLE(of, rockchip_rt5645_of_match);
	220
	221	static struct platform_driver snd_rk_mc_driver = {
	222	.probe = snd_rk_mc_probe,
a56df73b	223	.remove = snd_rk_mc_remove,
86059653	224	.driver = {
86059653	225	.name = DRV_NAME,
86059653	226	.pm = &snd_soc_pm_ops,
	227	.of_match_table = rockchip_rt5645_of_match,
	228	},
	229	};
	230
	231	module_platform_driver(snd_rk_mc_driver);
	232
	233	MODULE_AUTHOR("Xing Zheng <zhengxing@rock-chips.com>");
	234	MODULE_DESCRIPTION("Rockchip rt5645 machine ASoC driver");
	235	MODULE_LICENSE("GPL v2");
	236	MODULE_ALIAS("platform:" DRV_NAME);